Ключевые слова: abstract, background, black, black background, bounce, bracket, circle, color, compression, concept, concept and visual, curve, energy, engine, equipment, flare, flexibility, green, industrial, industry, iron, isolated, jump, machine, macro photography, mainspring, mechanical, metal, metallic, motor, object, pencil spring, pressure, reflection, round, rusty, shape, single, spiral, spring, springy, steel, straighten, suspension, texture, truck, twist, visuals, white, wire,